Finding the Fourth Proportional to 6,961,450.64, 10,442,457.83 and 3,316,305.65
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Solution
The fourth proportional to 6,961,450.64, 10,442,457.83 and 3,316,305.65 is: 4,974,592.75
Step by Step Solution
- Step 1: Write the proportion equation
6,961,450.64 : 10,442,457.83 = 3,316,305.65 : x - Step 2: Convert to fraction form
6,961,450.64/10,442,457.83 = 3,316,305.65/x - Step 3: Cross multiply
6,961,450.64x = 10,442,457.83 × 3,316,305.65 - Step 4: Simplify right side
6,961,450.64x = 34,630,381,857,594.21 - Step 5: Solve for x
x = 34,630,381,857,594.21/6,961,450.64 - Step 6: Final answer
x = 4,974,592.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.